package com.atguigu.springcloud.Controller;

import com.atguigu.springcloud.entities.CommonResult;
import com.atguigu.springcloud.entities.Payment;
import com.atguigu.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.Objects;
import java.util.concurrent.TimeUnit;

/**
 * @author wj
 */
@RestController
@Slf4j
public class PaymentController{

    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment){
        int result = paymentService.create(payment);

        log.info("*****插入结果：" + result);

        if (result > 0){
            return new CommonResult(200,"插入数据库成功，serverPort: " +serverPort ,result);
        }else {
            return new CommonResult(444,"插入数据库失败",null);
        }
    }

    @GetMapping(value = "/payment/get/{id}")
    public CommonResult create(@PathVariable("id") Long id){
        Payment payment = paymentService.getPaymentByiId(id);
        log.info("*****插入结果：" + payment);
        if (Objects.nonNull(payment)){
            return new CommonResult(200,"查询成功,serverPort: "+serverPort,payment);
        }else {
            return new CommonResult(444,"没有对应记录",null);
        }
    }

    @GetMapping(value = "/payment/discovery")
    public Object discovery(){

        List<String> services = discoveryClient.getServices();

        for (String element : services) {

            log.info("*****element: " + element);
        }

        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");

        for (ServiceInstance instance : instances) {

            log.info(instance.getServiceId() + "\t" + instance.getHost() + "\t" + instance.getPort() + "\t" + instance.getUri());
        }

        return this.discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String getPaymentLB(){
        return serverPort;
    }

    @GetMapping(value = "/payment/feign/timeout")
    public String paymentFeignTimeout(){
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }
}
